{"uid":"cap_XQ5wg4YuugCB7lT7pOg7_","slug":"answerpool-8-k-history-0799a2a8","name":"AnswerPool 8-K History","description":"AnswerPool turns SEC EDGAR, the Federal Register, USAspending, NIH, BLS and OpenAlex into structured JSON answers that AI agents and developers fetch in one call. 69 endpoints free, no account; derived analyses $0.02–$0.05 per call by card credits or USDC (x402). MCP server, full provenance.","url":"https://answerpool.io/v1/sec/8k/history","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","title":"EightKHistoryIn","properties":{"cik":{"anyOf":[{"type":"string","pattern":"^\\d{1,10}$","maxLength":10},{"type":"null"}],"title":"Cik","default":null,"description":"SEC CIK, 1-10 digits, zero padding optional (e.g. 320193 or 0000320193). Provide exactly one of cik or ticker."},"items":{"anyOf":[{"type":"string","maxLength":40},{"type":"null"}],"title":"Items","default":null,"description":"Comma-separated item codes, e.g. 5.02,2.02"},"limit":{"type":"integer","title":"Limit","default":100,"maximum":500,"minimum":1,"description":"Maximum 8-K filings to return after the since and items filters, newest filing date first. Default 100."},"since":{"anyOf":[{"type":"string","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},{"type":"null"}],"title":"Since","default":null,"description":"ISO date, YYYY-MM-DD (e.g. 2025-01-01); keeps 8-K filings filed on or after it. Omitted means the whole EDGAR recent-submissions window."},"ticker":{"anyOf":[{"type":"string","maxLength":12},{"type":"null"}],"title":"Ticker","default":null,"description":"US exchange ticker, case-insensitive (e.g. AAPL); resolved through the EDGAR ticker map, and an unknown ticker returns 422. Provide exactly one of ticker or cik."}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"cik":"0000320193","as_of":"2026-08-31T14:00:00Z","count":1,"filings":[{"url":"https://www.sec.gov/Archives/edgar/data/320193/000143774926028920-index.htm","form":"8-K","filed":"2026-08-29","items":["1.03"],"accession":"0001437749-26-028920","description":"FORM 8-K","report_date":"2026-08-28"}],"coverage_note":"SEC 'recent' window for this filer reaches back to 2026-08-29"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_FFm-aHc1L9ntdXkpV50ks","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieve a company's full 8-K filing history filtered by SEC item codes (e.g. 5.02 officer changes, 2.02 earnings) and date, with item codes pre-mapped per filing.","exampleAgentPrompt":"Pull Apple's 8-K filing history from EDGAR filtered to item codes 5.02 and 2.02 — just the filings since 2023, up to 200 results.","exampleUseCases":[{"title":"Track executive changes at a company","prompt":"Show me all 8-K filings for Tesla where item code 5.02 was reported — officer or director changes — going back to January 2022."},{"title":"Monitor earnings announcement filings","prompt":"Get the last 50 8-Ks filed by Microsoft with item code 2.02 so I can see every earnings release they've disclosed to the SEC."},{"title":"Screen for bankruptcy-related 8-Ks","prompt":"Pull 8-K filings for CIK 0000320193 that include item code 1.03 since 2024 — I want to see any bankruptcy or receivership disclosures."}],"resultDescription":"A JSON object containing the company's CIK, an as-of timestamp, the count of matched filings, and an array of filing rows each with accession number, form type, filed date, SEC URL, item codes, description, and report date. Also includes a coverage_note explaining how far back the SEC's recent window reaches for that filer.","failureModes":["Invalid or unknown ticker symbol returns empty filings array","CIK format mismatch (non-numeric or too long) fails schema validation","Item code filter returns no results if the company has never filed that item type","Since date in wrong format (not YYYY-MM-DD) fails validation","Coverage note may indicate limited historical window for some filers","Limit exceeding 500 is rejected by schema"],"whenToPreferThis":"Choose this endpoint when you need a company's 8-K history pre-filtered by SEC item codes without manually paginating EDGAR submissions and mapping item codes yourself. It is the right choice when you want event-specific filings (e.g. only officer changes or earnings) for a given ticker or CIK, especially when filtering by date range. Prefer it over general EDGAR submission APIs that return all form types and require client-side filtering.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T13:02:04.153Z","isFirstParty":false}